The openings type are various as a shape, but first we have to take into our consideration the fact that their final form is not an esthtetical desire, more being related to the structural building process. The different solutions are concernig the opening upper part, where, the above wall stone layer must to be keept away from collapse by the new creating hole. The solutions combine both wood and stone. The most interesting one is the arch window. Above the openig, it has a thin stone with the wall wide and hole length dimension , flush in each side of the wall. On the exterior side, the wall appears as a simple rectangle, the arch being hidden beyond a thin layer of stone mansonry, part of the building façade. On the interior, the space between the horizontal flushed stone and the arch is filled with small stone pieces mixed with soil. Covered with a layer of limestone plasture, the rectangular window shape is being maintained as a same form language.